Two types to choose from: 3 port or 4 port, choose the one you want.
It's really portable and practical. It can greatly save your working space and you can easily take it to everywhere.
Charging mode and data exchange mode can work simultaneously It works only for some models of for Samsung,as for Samsung Galaxy S4, Galaxy Note3, ThinkPad 8.When it is in this case, you must place the switch to "Charge"
Compatible with all tablets and cellphones with OTG function, such as for Samsung Galaxy S3/S4/Tab 3,2 ,Note 10.1 and so on.
You can share your U disk content while charging the phone.
For most Android models.
Support Galaxy S2, for Samsung Galaxy Note, for Samsung Galaxy S3/S4/S5, GALAXY Tab3 8.0, for Sony for periaNX-02D, for Sony for Xperia macro HDIS12S, for Toshiba REGZA Phone-T01D, and for Sony S-series Tablet.
USB interface can be connected to the U disk, mouse, keyboard, game pad, printers and other USB devices simultaneously.
One power USB port can connect Originol charger to supply power for flash disk, card reader, mouse, keyboard and so on.
Three ports with USB design can connect the keyboard,mouse,card reader, and so on(can't connect hard disk).
USB Type: Micro-USB
Type: 3 ports, 4 ports
1 x Micro USB Power Charging OTG Hub Cable
Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.
Please allow slight  measurement deviation caused by manual measurement, thank you for your understanding.